#include <stdio.h>

int main()
{
	char a = -10;
//	char b = 6;
	unsigned char b = 6;
	if(a + b > 0)
		printf("hello\n");
	else
		printf("world\n"); 
	
//	int a = -10;
//	int b = 6;
////	unsigned int b = 6;
//	if(a + b > 0)
//		printf("hello\n");
//	else
//		printf("world\n"); 

	return 0;
}

